Values marked ENERGY STAR come from the certification dataset; values marked Manufacturer spec come from the linked product documents.
Other certified configurations of this outdoor unit
Pioneer YN020GMFI22M2E appears in the certification records under 3 separate certificate numbers. The equipment is the same; the tested pairing and the resulting ratings differ. This page carries them all.
AHRI reference
Indoor unit
Heating at 47°F
Heating at 5°F
SEER2
HSPF2
208121961
Not supplied
19,000 BTU/h
12,600 BTU/h
21
10.2
208121962
Not supplied
19,000 BTU/h
13,300 BTU/h
19
9.8
208121963
Not supplied
19,000 BTU/h
12,900 BTU/h
20
10
Every row comes from the same certification record set, retrieved 2026-08-09. Ask the seller which certificate number the unit you are quoted matches.
Specs not published for this model
The sources we cite do not publish these values for this model, so we leave them blank rather than guess.
Indoor model numberMinimum circuit ampacityMaximum breaker / fusePre-charged line setBrand DIY line
Check the fit for your room
Room-size guidance is a starting point, not a load calculation. Confirm sizing and installation requirements with a qualified contractor.